Coffee grinder



FIG. 1 is a top perspective view of a coffee grinder, showing my design.

FIG. 2 is a front elevation view thereof.

FIG. 3 is a rear elevation view thereof.

FIG. 4 is a left side elevation thereof.

FIG. 5 is a right side elevation thereof.

FIG. 6 is a top plan view thereof.

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view of the coffee grinder of FIG. 1 in an alternate configuration.

The broken lines in the drawings depict portions of the coffee grinder that form no part of the claimed design. 

CLAIM The ornamental design for a coffee grinder, as shown and described. 